All Outputs (183)

A GIS-MOPSO integrated method for optimal design of grid-connected HRES for educational buildings (2020)
Book Chapter
Mokhtar, C., Negrou, B., Settou, N., Bouferrouk, A., Yao, Y., & Messaoudi, D. A GIS-MOPSO integrated method for optimal design of grid-connected HRES for educational buildings. In Springer Proceedings in Energy (371-378). Springer. https://doi.org/10.1007/978-981-15-6595-3_48

In this paper, an optimal design of a grid-connected PV-battery-hydrogen hybrid renewable energy system (HRES) at a University campus in Ouargla, Algeria is carried out. To achieve this goal, geographical information system (GIS), CAD software and mu... Read More about A GIS-MOPSO integrated method for optimal design of grid-connected HRES for educational buildings.

Integrated supply–demand energy management for optimal design of off-grid hybrid renewable energy systems for residential electrification in arid climates (2020)
Journal Article
Mokhtara, C., Negrou, B., Bouferrouk, A., Yao, Y., Settou, N., & Ramadan, M. (2020). Integrated supply–demand energy management for optimal design of off-grid hybrid renewable energy systems for residential electrification in arid climates. Energy Conversion and Management, 221, Article 113192. https://doi.org/10.1016/j.enconman.2020.113192

The growing research interest in hybrid renewable energy systems (HRESs) has been regarded as a natural and yet critical response to address the challenge of rural electrification. Based on a Bibliometric analysis performed by authors, it was conclud... Read More about Integrated supply–demand energy management for optimal design of off-grid hybrid renewable energy systems for residential electrification in arid climates.

On the turbulence amplification in shock-wave/turbulent boundary layer interaction (2020)
Journal Article
Fang, J., Zheltovodov, A. A., Yao, Y., Moulinec, C., & Emerson, D. R. (2020). On the turbulence amplification in shock-wave/turbulent boundary layer interaction. Journal of Fluid Mechanics, 897, Article A32. https://doi.org/10.1017/jfm.2020.350

The mechanism of turbulence amplification in shock-wave/boundary layer interactions is reviewed, and a new turbulence amplification mechanism is proposed based on the analysis of data from direct numerical simulation of an oblique shock-wave/flat-pla... Read More about On the turbulence amplification in shock-wave/turbulent boundary layer interaction.

Assessment of stress-blended eddy simulation model for accurate performance prediction of vertical axis wind turbine (2020)
Journal Article
Syawitri, T. P., Yao, Y., Yao, J., & Chandra, B. (2021). Assessment of stress-blended eddy simulation model for accurate performance prediction of vertical axis wind turbine. International Journal of Numerical Methods for Heat and Fluid Flow, 31(2), 655-673. https://doi.org/10.1108/HFF-09-2019-0689

Purpose: The aim of this paper is to assess the ability of a stress-blended eddy simulation (SBES) turbulence model to predict the performance of a three-straight-bladed vertical axis wind turbine (VAWT). The grid sensitivity study is conducted to ev... Read More about Assessment of stress-blended eddy simulation model for accurate performance prediction of vertical axis wind turbine.

The effect of gurney flap on flow characteristics of vertical axis wind turbine (2020)
Journal Article
Syawitri, T. P., Yao, Y. F., Yao, J., & Chandra, B. (2020). The effect of gurney flap on flow characteristics of vertical axis wind turbine. International Journal of Modern Physics B, 34(14n16), Article 2040107. https://doi.org/10.1142/S0217979220401074

Recently, the Gurney Flap (GF) has been used to improve the performance of Horizontal Axis Wind Turbine (HAWT) by enhancing its lift coefficient. Compared to HAWT, research on GF application for Vertical Axis Wind Turbine (VAWT) is very limited. More... Read More about The effect of gurney flap on flow characteristics of vertical axis wind turbine.

Dynamic mesh framework for morphing wings CFD - User defined function (2020)
Digital Artefact
Abdessemed, C., Yao, Y., Bouferouk, A., & Naryan, P. (2020). Dynamic mesh framework for morphing wings CFD - User defined function

This project contains the user-defined functions (UDF) necessary to perform unsteady computational fluid dynamics (CFD) analysis of dynamically morphing wings equipped with morphing flaps. There are three UDFs for each of the following application... Read More about Dynamic mesh framework for morphing wings CFD - User defined function.

An Investigation of a Morphing Flapped Wing (2020)
Presentation / Conference
Madi, F., Kanaa, Z., Narayan, P., & Yao, Y. (2020, February). An Investigation of a Morphing Flapped Wing. Paper presented at Aerospace Europe Conference (AEC2020), Bordeaux, France

This study investigated the design, development, and validation of an alternative method to achieve morphing in wings through the implementation of a sliding mechanism concept. Performance was tested at a specific Reynolds number (Re = 0.62 × 106). M... Read More about An Investigation of a Morphing Flapped Wing.

A composite feedback approach to stabilize nonholonomic systems with time varying time delays and nonlinear disturbances (2020)
Journal Article
Rasoolinasab, S., Mobayen, S., Fekih, A., Narayan, P., & Yao, Y. (2020). A composite feedback approach to stabilize nonholonomic systems with time varying time delays and nonlinear disturbances. ISA Transactions, 101, 177-188. https://doi.org/10.1016/j.isatra.2020.02.009

In this work, we propose a robust stabilizer for nonholonomic systems with time varying time delays and nonlinear disturbances. The proposed approach implements a composite nonlinear feedback structure in which a linear controller is designed to yiel... Read More about A composite feedback approach to stabilize nonholonomic systems with time varying time delays and nonlinear disturbances.

Direct numerical simulation of a tip-leakage flow in a planar duct with a longitudinal slit (2019)
Journal Article
Liu, Y., Fang, J., Gao, Y., Lu, L., Yao, Y., & Le Ribault, C. (2019). Direct numerical simulation of a tip-leakage flow in a planar duct with a longitudinal slit. Physics of Fluids, 31(12), 125108. https://doi.org/10.1063/1.5124163

A planar duct flow configuration with a cross-flow injected from a longitudinal slit close to the upper wall of the duct is studied by using a direct numerical simulation approach to explore the underlying flow mechanism in relation to the tip-leakag... Read More about Direct numerical simulation of a tip-leakage flow in a planar duct with a longitudinal slit.

A GIS-MOPSO integrated method for optimal design of grid-connected HRES for educational buildings (2019)
Presentation / Conference
Mokhtara, C., Negrou, B., Settou, N., Bouferrouk, A., Yao, Y., & Messaoudi, D. (2019, November). A GIS-MOPSO integrated method for optimal design of grid-connected HRES for educational buildings. Paper presented at 3rd International Symposium on Sustainable Hydrogen, Algiers

 Abstract. In this paper, an optimal design of a grid-connected PV-battery-hydrogen hybrid renewable energy system (HRES) at a University campus in Ouargla, Algeria is carried out. To achieve this goal, geographical information system (GIS), CAD sof... Read More about A GIS-MOPSO integrated method for optimal design of grid-connected HRES for educational buildings.

Detached eddy simulation of blade trailing-edge cutback cooling performance at various ejection slot angles (2019)
Journal Article
Effendy, M., Yao, Y., Yao, J., & Marchant, D. R. (2019). Detached eddy simulation of blade trailing-edge cutback cooling performance at various ejection slot angles. International Journal of Heat and Fluid Flow, 80, Article 108487. https://doi.org/10.1016/j.ijheatfluidflow.2019.108487

© 2019 Elsevier Inc. Detached eddy simulation (DES) has been carried out to study a three-dimensional trailing-edge (TE) cutback turbine blade model with five rows of staggered circular pin-fin arrays inside the cooling passage, in order to evaluate... Read More about Detached eddy simulation of blade trailing-edge cutback cooling performance at various ejection slot angles.

Blockchain enabled industrial Internet of Things technology (2019)
Journal Article
Zhao, S., Li, S., & Yao, Y. (2019). Blockchain enabled industrial Internet of Things technology. IEEE Transactions on Computational Social Systems, 6(6), 1442-1453. https://doi.org/10.1109/TCSS.2019.2924054

The emerging blockchain technology shows promising potential to enhance industrial systems and the Internet of things (IoT) by providing applications with redundancy, immutable storage, and encryption. In the past a few years, many more applications... Read More about Blockchain enabled industrial Internet of Things technology.

Pin-fin shape and orientation effects on wall heat transfer predictions of gas turbine blade (2019)
Conference Proceeding
Effendy, M., Yao, Y., Yao, J., & Marchant, D. R. (2019). Pin-fin shape and orientation effects on wall heat transfer predictions of gas turbine blade. In EXPLORING RESOURCES, PROCESS AND DESIGN FOR SUSTAINABLE URBAN DEVELOPMENT: Proceedings of the 5th International Conference on Engineering, Technology, and Industrial Application (ICETIA) 2018 (020008). https://doi.org/10.1063/1.5112392

Turbine blades are often exposed to the ‘hot’ gas environment and thus it is essential to apply effective cooling technique to extend the blade lifetime. In the present work, wall heat transfer characteristics inside a blade trailing-edge coolant pas... Read More about Pin-fin shape and orientation effects on wall heat transfer predictions of gas turbine blade.

Numerical study of pin-fin cooling on gas turbine blades (2019)
Conference Proceeding
Effendy, M., Yao, Y., Sugati, D., & Tjahjono, T. (2019). Numerical study of pin-fin cooling on gas turbine blades. In Exploring resources, process and design for sustainable urban development: Proceedings of the 5th International Conference on Engineering, Technology, and Industrial Application (ICETIA) 2018 (060022). https://doi.org/10.1063/1.5112493

This paper describes a numerical study of internal pin-fin cooling performance of a trailing-edge cutback configuration for gas turbine blade. The study was performed at two steps: first, to validate simulation results from an existing TE cutback coo... Read More about Numerical study of pin-fin cooling on gas turbine blades.

Influence of non-iterative time-advancement schemes on the aerodynamic prediction of pitching airfoils using dynamic mesh (2019)
Presentation / Conference
Abdessemed, C., Yao, Y., Bouferrouk, A., & Narayan, P. (2019, June). Influence of non-iterative time-advancement schemes on the aerodynamic prediction of pitching airfoils using dynamic mesh. Paper presented at 8th International Symposium on Physics of Fluids (ISPF8), Xian, China

A pitching airfoil problem is addressed in this paper to assess the use of a non-iterative time-advancement (NITA) scheme with dynamic mesh method, and also to estimate possible CPU time savings. Simulations have shown that using a combination of dyn... Read More about Influence of non-iterative time-advancement schemes on the aerodynamic prediction of pitching airfoils using dynamic mesh.

Flow response to rapid morphing flap deflection (2019)
Presentation / Conference
Abdessemed, C., Yao, Y., Bouferrouk, A., & Narayan, P. (2019, March). Flow response to rapid morphing flap deflection. Paper presented at 54th 3AF International Conference on Applied Aerodynamics, Paris - France

Flow response to rapid morphing flap deflection is investigated at a Reynolds number based on chord of 0.62×10^6 for a 2D NACA 0012 airfoil fitted with a morphing Trailing-edge flap (TEF) at a range of angles of attack and morphing frequencies. T... Read More about Flow response to rapid morphing flap deflection.

Assessment of stress-blended eddy simulation model for accurate prediction of three-straight-bladed vertical axis wind turbine performance (2019)
Presentation / Conference
Syawitri, T. P., Yao, Y., Yao, J., & Chandra, B. (2019, March). Assessment of stress-blended eddy simulation model for accurate prediction of three-straight-bladed vertical axis wind turbine performance. Paper presented at 54th 3AF International Conference on Applied Aerodynamics, Paris, France

The performance of a three-straight-bladed vertical axis wind turbine at low tip speed ratio has been evaluated by detached eddy simulation (DES) with stress-blended eddy simulation (SBES) turbulence model. Two grid topologies around the blades, i.e.... Read More about Assessment of stress-blended eddy simulation model for accurate prediction of three-straight-bladed vertical axis wind turbine performance.

Flow separation control over a rounded ramp with spanwise alternating wall actuation (2019)
Journal Article
Ni, W., Lu, L., Fang, J., Moulinec, C., Emerson, D. R., & Yao, Y. (2019). Flow separation control over a rounded ramp with spanwise alternating wall actuation. Physics of Fluids, 31(1), 015101. https://doi.org/10.1063/1.5055948

An implicit large-eddy simulation is carried out to study turbulent boundary-layer separation from a backward-facing rounded ramp with active wall actuation control. This method, called spanwise alternating distributed strips control, is imposed onto... Read More about Flow separation control over a rounded ramp with spanwise alternating wall actuation.

Selecting nozzle arrangement of a chimney tower to reduce the temperature and to increase the entrainment mass flow (2018)
Journal Article
Sarjito, Siswanto, W. A., Jamaldi, A., & Yao, Y. (2018). Selecting nozzle arrangement of a chimney tower to reduce the temperature and to increase the entrainment mass flow. https://doi.org/10.24247/ijmperddec20189

© TJPRC Pvt. Ltd. The aim of this research work was to find the best arrangement of nozzles inside the chimney tower to reduce the temperature and to increase the entrainment mass flow. An existing design of the nozzle arrangement was used as the ref... Read More about Selecting nozzle arrangement of a chimney tower to reduce the temperature and to increase the entrainment mass flow.

CFD simulation of three-straight-bladed vertical axis wind turbine at low tip speed ratios (2018)
Presentation / Conference
Syawitri, T., Yao, Y., Chandra, B., & Yao, J. (2018, October). CFD simulation of three-straight-bladed vertical axis wind turbine at low tip speed ratios. Paper presented at International Conference of Global Warming and Climate Change 2018, Bangkok, Thailand

This paper presents computational fluid dynamics (CFD) simulations of a three-straight-bladed Vertical Axis Wind Turbine (VAWT) operating at a wind speed of 9 m/s and low Tip Speed Ratio (TSR) ranging from 1.44 to 3.3. The turbine blade has NACA 0021... Read More about CFD simulation of three-straight-bladed vertical axis wind turbine at low tip speed ratios.